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-rw-r--r--system/database/drivers/odbc/odbc_forge.php200
1 files changed, 47 insertions, 153 deletions
diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php
index 3ec86b4e9..d17b046ee 100644
--- a/system/database/drivers/odbc/odbc_forge.php
+++ b/system/database/drivers/odbc/odbc_forge.php
@@ -1,81 +1,52 @@
-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
- * An open source application development framework for PHP 5.1.6 or newer
+ * An open source application development framework for PHP 5.2.4 or newer
+ *
+ * NOTICE OF LICENSE
+ *
+ * Licensed under the Open Software License version 3.0
+ *
+ * This source file is subject to the Open Software License (OSL 3.0) that is
+ * bundled with this package in the files license.txt / license.rst. It is
+ * also available through the world wide web at this URL:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
*
* @package CodeIgniter
- * @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
- * @license http://codeigniter.com/user_guide/license.html
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* ODBC Forge Class
*
* @category Database
- * @author ExpressionEngine Dev Team
+ * @author EllisLab Dev Team
* @link http://codeigniter.com/database/
*/
class CI_DB_odbc_forge extends CI_DB_forge {
- /**
- * Create database
- *
- * @access private
- * @param string the database name
- * @return bool
- */
- function _create_database()
- {
- // ODBC has no "create database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop database
- *
- * @access private
- * @param string the database name
- * @return bool
- */
- function _drop_database($name)
- {
- // ODBC has no "drop database" command since it's
- // designed to connect to an existing database
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
- }
-
- // --------------------------------------------------------------------
+ protected $_drop_table = 'DROP TABLE %s';
/**
* Create Table
*
- * @access private
* @param string the table name
* @param array the fields
* @param mixed primary key(s)
* @param mixed key(s)
- * @param boolean should 'IF NOT EXISTS' be added to the SQL
+ * @param bool should 'IF NOT EXISTS' be added to the SQL
* @return bool
*/
- function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
{
$sql = 'CREATE TABLE ';
@@ -84,51 +55,40 @@ class CI_DB_odbc_forge extends CI_DB_forge {
$sql .= 'IF NOT EXISTS ';
}
- $sql .= $this->db->_escape_identifiers($table)." (";
+ $sql .= $this->db->escape_identifiers($table).' (';
$current_field_count = 0;
- foreach ($fields as $field=>$attributes)
+ foreach ($fields as $field => $attributes)
{
// Numeric field names aren't allowed in databases, so if the key is
// numeric, we know it was assigned by PHP and the developer manually
// entered the field information, so we'll simply add it to the list
if (is_numeric($field))
{
- $sql .= "\n\t$attributes";
+ $sql .= "\n\t".$attributes;
}
else
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $sql .= "\n\t".$this->db->_protect_identifiers($field);
-
- $sql .= ' '.$attributes['TYPE'];
+ $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
- if (array_key_exists('CONSTRAINT', $attributes))
- {
- $sql .= '('.$attributes['CONSTRAINT'].')';
- }
+ empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')';
- if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE)
+ if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE)
{
$sql .= ' UNSIGNED';
}
- if (array_key_exists('DEFAULT', $attributes))
+ if (isset($attributes['DEFAULT']))
{
- $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
+ $sql .= " DEFAULT '".$attributes['DEFAULT']."'";
}
- if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
+ $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE)
+ ? ' NULL' : ' NOT NULL';
- if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE)
+ if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE)
{
$sql .= ' AUTO_INCREMENT';
}
@@ -143,48 +103,22 @@ class CI_DB_odbc_forge extends CI_DB_forge {
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->_protect_identifiers($primary_keys);
- $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->escape_identifiers($primary_keys)).')';
}
if (is_array($keys) && count($keys) > 0)
{
foreach ($keys as $key)
{
- if (is_array($key))
- {
- $key = $this->db->_protect_identifiers($key);
- }
- else
- {
- $key = array($this->db->_protect_identifiers($key));
- }
+ $key = is_array($key)
+ ? $this->db->escape_identifiers($key)
+ : array($this->db->escape_identifiers($key));
- $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
+ $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')';
}
}
- $sql .= "\n)";
-
- return $sql;
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Drop Table
- *
- * @access private
- * @return bool
- */
- function _drop_table($table)
- {
- // Not a supported ODBC feature
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_unsuported_feature');
- }
- return FALSE;
+ return $sql."\n)";
}
// --------------------------------------------------------------------
@@ -195,71 +129,31 @@ class CI_DB_odbc_forge extends CI_DB_forge {
* Generates a platform-specific query so that a table can be altered
* Called by add_column(), drop_column(), and column_alter(),
*
- * @access private
* @param string the ALTER type (ADD, DROP, CHANGE)
* @param string the column name
* @param string the table name
* @param string the column definition
* @param string the default value
- * @param boolean should 'NOT NULL' be added
+ * @param bool should 'NOT NULL' be added
* @param string the field after which we should add the new field
- * @return object
+ * @return string
*/
- function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
+ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
- $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type ".$this->db->_protect_identifiers($column_name);
+ $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name);
// DROP has everything it needs now.
- if ($alter_type == 'DROP')
+ if ($alter_type === 'DROP')
{
return $sql;
}
- $sql .= " $column_definition";
-
- if ($default_value != '')
- {
- $sql .= " DEFAULT \"$default_value\"";
- }
-
- if ($null === NULL)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
-
- if ($after_field != '')
- {
- $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field);
- }
-
- return $sql;
-
- }
-
-
- // --------------------------------------------------------------------
-
- /**
- * Rename a table
- *
- * Generates a platform-specific query so that a table can be renamed
- *
- * @access private
- * @param string the old table name
- * @param string the new table name
- * @return string
- */
- function _rename_table($table_name, $new_table_name)
- {
- $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table_name)." RENAME TO ".$this->db->_protect_identifiers($new_table_name);
- return $sql;
+ return $sql.' '.$column_definition
+ .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '')
+ .($null === NULL ? ' NULL' : ' NOT NULL')
+ .($after_field != '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : '');
}
-
}
/* End of file odbc_forge.php */